Genuine OEM BMW oil pan sump filter screen, part number 11137834885. This component acts as a primary filtration barrier within the engine oil pan, preventing large debris or contaminants from entering the oil pickup tube and circulating through the engine. It is designed for installation within the oil sump assembly. Constructed from durable metal mesh, this screen is engineered to withstand high oil temperatures and pressure. Genuine OEM filtration components are vital for maintaining proper oil flow rates and protecting internal engine components from premature wear.